P-Block Elements Ques 338
Question: The oxyacid of phosphorus, in which phosphorus has the lowest oxidation state, is
[KCET (Med.) 2001]
Options:
A) Hypophosphorus acid
B) Orthophosphoric acid
C) Pyrophosphoric acid
D) Metaphosphoric acid
Show Answer
Answer:
Correct Answer: A
Solution:
$ \underset{x=+1}{\mathop{\underset{3+x-4=0}{\mathop{H_3\overset{*}{\mathop{P}}O_2}}}} $
